Change NavigationController::LoadURL to take a Referrer class instead of a GURL as referrer

chrome/browser/safe_browsing/browser_feature_extractor_unittest.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/safe_browsing/browser_feature_extractor.h"
 
 #include <map>
 #include <string>
 #include <vector>
 
@@ skipping 74 matching lines @@
     redirect_chain.push_back(url);
     SetRedirectChain(redirect_chain, true);
     NavigateAndCommit(url, GURL(), content::PAGE_TRANSITION_LINK);
   }
 
   // This is similar to NavigateAndCommit that is in test_tab_contents, but
   // allows us to specify the referrer and page_transition_type.
   void NavigateAndCommit(const GURL& url,
                          const GURL& referrer,
                          content::PageTransition type) {
-    contents()->controller().LoadURL(url, referrer, type, std::string());
+    contents()->controller().LoadURL(
+        url, content::Referrer(referrer, WebKit::WebReferrerPolicyDefault),
+        type, std::string());
 
     static int page_id = 0;
     ViewHostMsg_FrameNavigate_Params params;
     InitNavigateParams(&params, ++page_id, url, type);
     params.referrer =
         content::Referrer(referrer, WebKit::WebReferrerPolicyDefault);
 
     RenderViewHost* rvh = contents()->pending_rvh();
     if (!rvh) {
       rvh = contents()->render_view_host();
@@ skipping 391 matching lines @@
   EXPECT_TRUE(features.count(StringPrintf("%s%s",
                                           features::kSafeBrowsingMaliciousUrl,
                                           "http://www.malware.com/")));
   EXPECT_TRUE(features.count(StringPrintf("%s%s",
                                           features::kSafeBrowsingOriginalUrl,
                                           "http://www.good.com/")));
   EXPECT_DOUBLE_EQ(1.0, features[features::kSafeBrowsingIsSubresource]);
   EXPECT_DOUBLE_EQ(2.0, features[features::kSafeBrowsingThreatType]);
 }
 }  // namespace safe_browsing